def generate_fake_data():
# 创建用户
user1_form = dict(username='******', password='******')
u1 = User.register(user1_form)
user_form = dict(username='******', password='******')
User.register(user_form)
# 创建板块
board1_form = dict(title='交流')
b1 = Board.new(board1_form)
board2_form = dict(title='灌水')
Board.new(board2_form)
# 创建话题
# 创建大规模文本假数据，将假数据放到单独文件里
with open('markdown_demo.md', encoding='utf8') as f:
content = f.read()
topic_form = dict(title='markdown demo', content=content, board_id=b1.id)
t = Topic.add(topic_form, u1.id)
# 创建回复
reply_form = dict(
content='reply test',
topic_id=t.id,
)
for j in range(3):
Reply.add(reply_form, u1.id)
def generate_fake_date():
form = dict(
username='******',
password='******',
)
guest = dict(
username='******',
password='******',
signature='喜欢的话，就注册账号来玩吧',
)
User.register(guest)
u = User.register(form)
form = dict(title='Python')
b = Board.new(form)
with open('markdown_demo.md', encoding='utf8') as f:
content = f.read()
topic_form = dict(title='markdown demo', board_id=b.id, content=content)
# for i in range(100):
# print('begin topic <{}>'.format())
t = Topic.new(topic_form, u.id)
reply_form = dict(
content='reply test',
topic_id=t.id,
)
for j in range(2):
Reply.new(reply_form, u.id)
def generate_fake_data():
u = User.new(username='******', password='******')
b = Board.new(title='demo')
Board.new(title='demo2')
with open('markdown_demo.md', encoding='utf8') as f:
content = f.read()
form = dict(title='markdown demo', content=content, board_id=b.id)
Topic.new(form, u.id)
form = dict(title='板块测试 demo2', content='**biu biu biu**', board_id='2')
Topic.new(form, u.id)
form = dict(
topic_id=1,
content='**hello world**',
)
u = User.new(
username='******',
password='******',
)
Reply.new(form, u.id)
form = dict(
topic_id=2,
content='**hello world2**',
)
Reply.new(form, u.id)
form = dict(title='hey', content='happy', sender_id=1, receiver_id=2)
Messages.new(**form)
def generate_fake_date():
form = dict(
username='******',
password='******',
)
u, result = User.register(form)
form = dict(
username='******',
password='******',
)
u, result = User.register(form)
form = dict(title='日常吐槽')
b = Board.new(form)
with open('markdown_demo.md', encoding='utf8') as f:
content = f.read()
topic_form = dict(title='markdown 示例', board_id=b.id, content=content)
for i in range(2):
print('begin topic <{}>'.format(i))
t = Topic.new(topic_form, u.id)
reply_form = dict(
content='测试',
topic_id=t.id,
)
for j in range(3):
Reply.new(reply_form, u.id)
def generate_fake_date():
form = dict(username='******', password='******')
u = User.register(form)
form = dict(username='******', password='******')
u = User.register(form)
form = dict(title='篮球')
b = Board.new(form)
form = dict(title='面经')
b = Board.new(form)
form = dict(title='问答')
b = Board.new(form)
with open('markdown_demo.md', encoding='utf8') as f:
content = f.read()
form = dict(title='markdown demo', board_id=b.id, content=content)
for i in range(20):
log('begin topic <{}>'.format(i))
t = Topic.add(form, u.id)
reply_form = dict(
content='reply test',
topic_id=t.id,
)
for j in range(10):
Reply.new(reply_form, u.id)
def generate_fake_date():
form = dict(username='******',
password='******',
email='*****@*****.**')
u = User.register(form)
form = dict(username='******',
password='******',
email='*****@*****.**')
u = User.register(form)
form = dict(title='all')
b = Board.new(form)
with open('markdown_demo.md', encoding='utf8') as f:
content = f.read()
topic_form = dict(title='markdown demo', board_id=b.id, content=content)
for i in range(10):
print('begin topic <{}>'.format(i))
t = Topic.add(topic_form, u.id)
reply_form = dict(
content='I am Iron Man',
topic_id=t.id,
)
for j in range(5):
Reply.add(reply_form, u.id)
def generate_fake_date():
form = dict(
username='******',
password='******',
)
u = User.register(form)
form = dict(
username='******',
password='******',
)
u = User.register(form)
board_titles = ['问答', '精华', '水区']
forms = [{'title': title} for title in board_titles]
for form in forms:
b = Board.new(form)
with open('static/markdown.md', encoding='utf8') as f:
content = f.read()
topic_form = dict(title='markdown demo', board_id=1, content=content)
for i in range(10):
print('begin topic <{}>'.format(i))
t = Topic.new(topic_form, u.id)
reply_form = dict(
content='reply test',
topic_id=t.id,
)
for j in range(5):
Reply.new(reply_form, u.id)
def generate_fake_date():
form = dict(
username='******',
password='******',
)
u = User.register(form)
form = dict(
username='******',
password='******',
)
u = User.register(form)
form = dict(
username='******',
password='******',
)
u = User.register(form)
form = dict(title='all')
b = Board.new(form)
with open('markdown_demo.md', encoding='utf8') as f:
content = f.read()
topic_form = dict(title='markdown demo', board_id=b.id, content=content)
for i in range(10):
print('begin topic <{}>'.format(i))
t = Topic.new(topic_form, u.id)
reply_form = dict(
content='reply test',
topic_id=t.id,
)
for j in range(5):
Reply.new(reply_form, u.id)
def delete(reply_id):
r = Reply.find_by(id=reply_id)
u = current_user()
if u is None or u.id != r.user_id:
return redirect(url_for('index.index'))
Reply.delete(reply_id)
return redirect(url_for('topic.detail', id=r.topic_id, u=u))
def cached_replies_by_topic_id(topic_id):
"""
根据Topic id ,返回属于该Topic的所有Reply对象。
如果缓存命中，从缓存中拿到包含了多个字典的列表，每个字典都生成一个对应的Reply对象。
如果缓存穿透，从数据库中查询，拿到多个Reply对象，将每个Reply经json序列化后建立缓存。
"""
key = 'topic_id_{}.replies'.format(topic_id)
try:
# 缓存命中
replies_json = data_cache[key]
except KeyError:
# 缓存未命中，数据库中拉取数据
replies = list(Reply.all(topic_id=topic_id))
replies.sort(key=lambda x: x.created_time)
# 数据库中拿到的数据json序列化后建立缓存，一个Reply对应一个字典
data_cache.set(key, json.dumps([r.json() for r in replies]), 900)
log('缓存丢失，向数据库拉取数据，重建缓存')
return replies
else:
# 反序列化后得到字典，使用字典生成Reply对象
replies = [Reply.get_model(r) for r in json.loads(replies_json)]
replies.sort(key=lambda x: x.created_time)
log('缓存命中，直接使用')
return replies
def delete_model(self, model):
ts = Topic.all(user_id=model.id)
for t in ts:
Topic.delete(t.id)
Reply.delete(user_id=model.id)
User.delete(id=model.id)
return True
def delete(cls, id):
# 删除帖子下所有评论
rs = Reply.all(topic_id=id)
for r in rs:
Reply.delete(r.id)
# 删除帖子
super().delete(id)
return '成功删除'
def delete():
u = current_user()
topic = Topic.one(id=int(request.args['topic_id']))
reply = Reply.one(id=int(request.args['reply_id']))
if u.id == int(topic.user_id) or u.id == int(reply.user_id):
Reply.delete(reply.id)
return redirect(url_for('route_topic.detail', id=topic.id))
else:
return abort(Response('您无权进行此操作'))
def delete():
id = int(request.args.get('id'))
u = current_user()
print('删除 topic 用户是', u, id)
Topic.delete(id)
m = Reply.all(topic_id=id)
for i in m:
Reply.delete(i.id)
return redirect(url_for('.index'))
def delete(cls, id):
"""
删除话题，并且将对应的回复删除
"""
from models.reply import Reply
m = Topic.find_by(id=id)
rs = m.replies()
for r in rs:
Reply.delete(r.id)
super().delete(id)
return m
def reply_add():
u = current_user()
form = turn_to_dict()
form['writer_id'] = u.id
Reply.new(form)
return redirect(
url_for('.topic_content',
topic_id=form['topic_id'],
_anchor='reply_form'))
def replies():
u_id = int(request.args.get('id'))
u = User.find_by(id=u_id)
if u is None:
abort(404)
else:
page = int(request.args.get('page', 1))
t_ids = Reply.find_distinct(key='topic_id', page=page, user_id=u.id)
ts = [Topic.find_by(id=t_id) for t_id in t_ids]
pages = Reply.pages(__distinct='topic_id', user_id=u.id)
return render_template('user/replies.html', user=u, ts=ts, page=page, pages=pages)
def delete():
reply_id = request.args['reply_id']
r = Reply.one(id=reply_id)
topic_id = r.topic_id
u = current_user()
if u.id == r.user_id or u.role == 'admin':
Reply.delete(id=reply_id)
r = '删除评论成功'
return redirect(url_for('topic.detail', id=topic_id, result=r))
else:
r = '没有权限'
return redirect(url_for('topic.detail', id=topic_id, result=r))
def delete():
id = int(request.args.get('id'))
token = request.args.get('token')
u = current_user()
if u.id == 1 or u.id == Topic.find(id).user_id:
# 管理员或话题创建者才有权限
if token in csrf_tokens and csrf_tokens[token] == u.id:
# 验证token
Topic.delete(id)
Reply.delete_all(dict(topic_id=id))
csrf_tokens.pop(token)
return redirect(url_for('index.index'))
def delete_topic():
topic_title = request.form['title']
t = Topic.one(title=topic_title)
topic_id = t.id
user_id = t.user_id
content = '您的帖子《{}》已被管理员删除'.format(t.title)
form = dict(receiver_id=user_id,
sender_id=current_user().id,
content=content)
Messages.new(form)
Topic.delete(id=topic_id)
Reply.delete(topic_id=topic_id)
return redirect(url_for('.index'))
def delete():
reply_id = request.args.get('id')
r = Reply.one(id=reply_id)
topic_id = r.topic_id
topic = Topic.one(id=topic_id)
u = current_user()
# 进行删帖权限判断：
if u.is_admin() or u.id in [topic.user_id, r.user_id]:
Reply.delete(reply_id)
return redirect(url_for('topic.detail', id=topic_id))
else:
return render_template('no_permission.html', u=u)
def generate_fake_data():
Role.new(dict(role='guest'))
Role.new(dict(role='normal'))
guest = dict(
username='******',
password='',
image='/static/avatar/guest.jpg',
role_id=1,
)
User.register(guest)
form1 = dict(
username='******',
password='******',
image='/static/avatar/avatar.jpg',
signature='No code, no life',
role_id=2,
)
u = User.register(form1)
form2 = dict(
username='******',
password='******',
image='/static/avatar/avatar2.jpg',
role_id=2,
)
User.register(form2)
board = dict(title='all')
b = Board.new(board)
with open('markdown_demo.md', encoding='utf8') as f:
content = f.read()
topic_form = dict(
title='markdown demo',
content=content,
board_id=b.id,
user_id=u.id,
)
for i in range(10):
print('begin topic <{}>'.format(i))
t = Topic.new(topic_form)
reply_form = dict(
content='reply test',
topic_id=t.id,
user_id=u.id,
)
for j in range(5):
Reply.new(reply_form)
def delete():
u = current_user()
created = 'created_topic_{}'.format(u.id)
replied = 'replied_topic_{}'.format(u.id)
cache.delete(created, replied)
id = int(request.args.get('id'))
print('删除 topic 用户是', u, id)
t = Topic.one(id=id)
for r in t.replies():
Reply.delete(r.id)
Topic.delete(id)
return redirect(url_for('.index'))
def generate_fake_data():
# cn_fake = Faker(locale='zh_CN')
fake = Faker()
form = dict(
username='******',
password='******',
)
test_user = User.register(form)
if not test_user:
print('test user create fail')
form = dict(title='all')
b = Board.new(form)
for i in range(50):
form = dict(username=fake.name(), password=fake.password())
User.register(form)
for i in range(100):
print('fake data:', i)
topic_form = dict(
title=fake.sentence(nb_words=randint(4, 6)),
board_id=b.id,
content=fake.text(max_nb_chars=400),
views=randint(10, 100),
)
t = Topic.new(topic_form, randint(1, 51))
for j in range(randint(4, 10)):
reply_form = dict(
content=fake.text(max_nb_chars=200),
topic_id=t.id,
)
Reply.new(reply_form, randint(1, 51))
with open('static/doc/markdown_demo.md', encoding='utf8') as f:
content = f.read()
b = Board.new(dict(title='demo'))
topic_form = dict(
title='markdown 示例',
board_id=b.id,
content=content,
views=randint(10, 100),
)
t = Topic.new(topic_form, randint(1, 51))
reply_form = dict(
content=content,
topic_id=t.id,
)
Reply.new(reply_form, randint(1, 51))
def delete():
id = int(request.args.get('id'))
u = current_user()
print('删除 topic 用户是', u, id)
topic = Topic.one(id=id)
uid = topic.user_id
if u.id == uid:
rs = topic.replies()
for r in rs:
Reply.delete(r.id)
Topic.delete(id)
return redirect(url_for('.index'))
else:
flash('没有权限', 'err')
return redirect(url_for('.index'))
def add():
form = request.form
u = current_user()
print(form)
m = Reply.new(form)
m.set_user_id(u.id, form)
return redirect(url_for('topic.detail', id=m.topic_id))
def add():
uid = session.get('user_id')
if uid is None:
user = User.guest()
else:
user = User.one(id=uid)
if user is None:
user = User.guest()
id = user.id
form = request.form
data = {
'content': form['content'],
'user_id': id,
'topic_id': form['topic_id'],
}
tid = form.get('target_id')
if tid is not None:
data['target_id'] = tid
r = Reply.new(data)
# 添加 at 的信息
users = users_from_content(form['content'])
for u in users:
d = {
'user_id': id,
'receiver_id': u.id,
'reply_id': r.id,
'title': '你被 {} at 了'.format(user.username),
}
Message.new(d)
return jsonify(r.json())
def update():
form = request.form
r_id = int(form.get('id'))
r = Reply.find_by(id=r_id)
r.update_reply(form)
flash('修改回复成功', 'success')
return redirect(form.get('next'))
def add():
form = request.form
u = current_user()
if u is None:
u = Visitor.singleton()
t = Reply.new(form, user_id=u.id)
return redirect(url_for('topic.detail', id=t.topic_id))
def cached_replied_topics(user_id):
"""
根据user id 返回该用户回复的Topic对象。
如果缓存命中，从缓存中拉取包含多个Topic id的列表，根据每个Topic id调用cached_topic_id2topic得到Topic model。
如果缓存穿透，则从数据库查询，拿到多个Topic对象，将所有Topic id 序列化后存储到redis，返回多个Topic对象。
"""
key = 'user_id_{}.replied_topics'.format(user_id)
try:
# 缓存命中
topics_ids_json = data_cache[key]
except KeyError:
# 缓存未命中，数据库中拉取数据
# ORM 的n+1老问题。。。
replies = list(Reply.all(user_id=user_id))
topics_ids = [reply.topic_id for reply in replies]
# 加到redis缓存中的是topic id
data_cache.set(key, json.dumps(topics_ids), 1800)
topics_models = [
cached_topic_id2topic(topic_id) for topic_id in topics_ids
]
topics_models.sort(key=lambda x: x.last_active_time, reverse=True)
log('缓存丢失，向数据库拉取数据，重建缓存')
return topics_models
else:
# 缓存命中则根据缓存中的多个Topic id，再调用 cached_topic_id2topic 获得多个Topic对象，排序后返回。
topics_models = [
cached_topic_id2topic(topic_id)
for topic_id in json.loads(topics_ids_json)
]
topics_models.sort(key=lambda x: x.last_active_time, reverse=True)
log('缓存命中，直接使用')
return topics_models
def user_detail(username):
u = User.find_by(username=username)
user_id = u.id
ms = Topic.find_all(user_id=user_id)
ms.reverse()
rs = Reply.find_all(user_id=user_id)
rs.reverse()
if u is None:
abort(404)
else:
return render_template('new_profile.html', u=u, ms=ms, rs=rs)
def add():
log('reply add')
form = request.form
u = current_user()
# 发邮件
log('before send mail', form)
content = form.get('r_content')
log('reply', content)
users = users_from_content(content)
log('reply', users)
send_mails(u, users, content)
m = Reply.new(form,content = content, user_id=u.id)
log('after send mail', m)
return redirect(url_for('topic.detail', id=m.topic_id))
